Very Computer

I'm planning to start a project that will require network device
access. I plan to learn about linux network devices by messing with
loopback.c. Does anyone know how to change the name of the network
device from "lo" to something else of my choosing?

Loopback.c can be seen here:

http://www.handhelds.org/cgi-bin/viewcvs.cgi/~checkout~/linux/kernel/...